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enable VM tracing in user code via {.define(nimVmTrace).} (#18244)

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* enable VM tracing in user code via  `{.define(nimVmTrace).}`

* add vmutils.vmTrace

* add vmTrace
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Timothee Cour 2021-06-24 02:55:31 -07:00 • committed by GitHub
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6 changed files with 53 additions and 2 deletions
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lib/std/vmutils.nim Normal file
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##[
Experimental API, subject to change.
]##
proc vmTrace*(on: bool) {.compileTime.} =
runnableExamples:
static: vmTrace(true)
proc fn =
var a = 1
vmTrace(false)
static: fn()